Text and Data Mining valid from 2018-10-19
Received: 2 July 2018
Accepted: 12 October 2018
First Online: 19 October 2018
Ethics approval and consent to participate
: Ethical approval for this study was obtained from King Fahad Medical City, Institutional Review Board (log number 18–187).
: Not applicable.
: The author declares that he has no competing interests.
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